Get a free sample of Arm & Hammer toothpaste! It's a bit tricky to find, so here's the directions: Hit "skip." At the top, put your mouse over the Roll Over to Choose a Solution" box and then click on "Oral Hygeine." Click on the picture of the big toothbrush and you will see a "click for a FREE SAMPLE" circle towards the upper left-hand side of the page. Fill out the address form and submit!